From VPN Sprawl to Zero Trust: A Practical Migration Framework

Cloud apps, vendor access, hybrid users, unmanaged devices – one over-permissioned VPN account can quietly expose your entire network. This guide shows you how to close that gap, phase by phase.

76% of enterprises plan to replace VPNs with ZTNA – Gartner

Traditional VPNs were never designed for today’s access landscape – cloud applications, vendor access, BYOD endpoints, and distributed infrastructure. The result is broad, over-permissioned access that increases ransomware and compliance risk. Zero Trust Access reduces lateral movement exposure, tightens identity and device controls, and limits the blast radius of credential compromise.

Why VPN-Centric Access Increases Ransomware and Compliance Risk

Once a user authenticates, they can often be trusted inside the network. That assumption is now one of the biggest drivers of enterprise risk. Over-permissioned VPN access, unmanaged third-party connections, and legacy applications create the exact conditions attackers exploit.

How Zero Trust Reduces Lateral Movement Exposure

Zero Trust places users onto the application – first, and validates permissions later. That creates unnecessary exposure. With Zero Trust Access, users access only the applications policies adapt to device health and identity, and sensitive systems stay isolated.

A Practical Five-Phase Migration Framework

Phase 1 – Readiness check: inventory VPN-dependent applications, users, and third parties
Phase 2 – Identity and device foundations: enforce SSO, MFA, and device posture
Phase 3 – Pilot low-risk applications first to reduce long-term VPN dependence
Phase 4 – Strengthen identity and device controls across the access path
Phase 5 – Move broader VPN usage onto Zero Trust and decommission legacy tunnels

Get the Zero Trust Access Guide

Fill out the form to receive the complete migration framework, readiness checklist, and vendor-evaluation criteria.

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What you would walk away with:

A 5-phase migration framework you can start this quarter

A readiness checklist for IT and security leaders

Real risk scenarios where VPN exposure usually hides

Vendor-evaluation criteria for ZTNA platforms

Common migration mistakes (and how to avoid them)

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